Coal sepaeatoe



2 Sheets-Sheet 1.

(No Model.)

E. F. LONG.J

' GOAL SEPARATOR. No. 488,211.

Patented-Dec. 20, 1892.

lllllllllllL (No Model.) 2 She ets-Sheet 2.

E. F. LONG. GOAL SEPARATOR'. No. 488,211. Patented Dec. 20, 1892:.

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lhvrrnn dramas PATENT @rrrcm EUGENE F. LONG, OF SCRANTON, PENNSYLVANIA, ASSIGNOR OF ONE-HALF TO EZRA II. RIPPLE, OF SAME PLACE.

COAL- SEPARATOR.

SPECIFICATION forming part of Letters Patent No. 488,211, dated December 20, 1892. Application filed June 30, 1892. Serial No. 438,569. (No model.)

To all whom, it may concern: tive to each other. They may be secured to Be it known that I, EUGENE F. LONG, a the inner faces of the bands 7 as illustrated citizen of the United States, residing at Scranclearly in Fig. 4. with the inner series spaced ton, in the county of Lackawanna and State by supporting blocks or as illustrated in 55 5 of Pennsylvania, have invented a new and Fig. 6 the bars may be secured to the inner useful Coal-Separator, of which the following and outer faces of the bands. The rotary is a specification. screen is strengthened. by an intermediate The invention relates to improvements in band or rib 11 any number of which may be coal separators. provided. The coal is delivered to the rotary 60 to The object of the present invention is to screen by the chute 3 to the rotary screen, improve the construction of coal separators, and it is delivered therefrom to the discharge and to provide an apparatus adapted to be chute 4: by a spout 12. The shaft 2 is jourreadily employed for separating slate from all naled in suitable posts 13 arranged at the grades of coal. ends of the rotary screen. In passing down 65 r 5 The invention consists in the construction the discharge chute 4, the coal is further-sepaand novel combination and arrangement of rated from the slate by inclined bars 14 which parts hereinafter fully described, illustrated are secured to transverse bars 15, and are in the accompanying drawings and pointed supported at an inclination by wedge shaped out in the claims hereto appended. blocks 16, and are bolted to the same and to 70 In the drawings-Figure 1 is a side elevathe transverse bars. As the mass of coal tion of a separator constructed in accordance moves down the discharge chute, the slate with this invention. Fig. 2 is a longitudinal slips out through the spaces between the insectional view on line yy of Fig. 3. Fig. 3 is clined bars and drops into the waste chute. a plan View. Fig. 4 is a transverse sectional It will be seen that the coal separator is 75 view on line 00, 5c of Fig. 1. Fig. 5 is a detail simple and comparativelyinexpensive in conperspective View of a portion of the coal disstruction, that it is strong and durable, and charge chute. Fig. 6 is an end elevation of that it is adapted for removing the slate from a rotary screen illustrating a modification of all grades of coal.

the invention. What I claim is- 7 8o Like numerals of reference indicate cone 1. In a separator, a rotary screen comprissponding parts in all the figures of the drawing series of inner and outer bars of equal ings. width arranged at regular intervals, the in- 1 designates a rotary screen mounted on a ner series of bars being spaced from the outer shaft 2, and receiving coal from a supply ones and disposed opposite the intervals of 85 3 5 chute 3 and emptying the same into a coal the outer bars, whereby slate discharge opendischarge chute 4, and consisting of inner ings are formed, substantially as described.

and outer fiat bars 5 and 6 connected by bands 2. In a separator, a rotary screen compris- 7 and mounted on the shaft by means of spiing bands, outer bars secured to the bands ders 8. and arranged at intervals, spacing blocks se- 0 The flat bars of each series are arranged cured to the inner faces of the bands, and the at regular intervals and have spaces between inner bars secured to the spacing blocks and them of the width of the bar; and the inner arranged opposite the intervals of the outer bars are disposed opposite the intervals of bars, substantially as and for the purpose dethe outer bars whereby open spaces are proscribed; 5 vided to permit the passage of slate which In testimony that I claim the foregoing as slides through the spaces, during the rotation my own I have hereto affixed my signature in of the screen, and falls into a waste chute 9 the presence of two witnesses.

arranged beneath the rotary screen and the EUGENE F. LONG. coal discharge chute 4.. It will be seen that Witnesses: various means may be provided for dispos- HENRY GREENWOOD,

ing the inner and outer series of bars rela- JOSEPH BEAVERS. 

